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# Quiz Acids And Bases 4

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### Quiz Acids And Bases 4

1. 1. Colegio San Patricio Name _________________________________________________ Date _________ 1.- The pH scales measures: a) concentration of acids c) concentration of H ions b) concentration of OH ions d) concentration of salt 2.- Which of the following is a salt: a) H2O b) HCl c) KOH d) KCl 3.- In a base: a) the OH < H b) the OH = H c) the OH > H d) none 4.- On a pH scale, a pH = 1.5 would be a) acidic b) very basic c) basic d) neutral 5.- Of the following solutions, select the one that is more acidic: a) milk pH = 6.5 b) tomato pH = 4 c) bleach pH = 11 d) coffee pH = 5 6.- In the process of neutralization, an acid and a base react to form: a) water only b) salt and CO2 c) water and CO2 d) salt and H2O 7.- In the following reaction ____ + ____  H2O + NaF, what are the reactants a) KOH + HF b) NaOH + HCl c) NaOH + HF d) KOH + HI 8.- Which of the following reactions represent a neutralization? a) BaCl2 + CaSO4  BaSO4 + CaCl2 b) HCl + NaF  NaCl + HF c) Ca(OH)2 + H2SO4  H2O + CaSO4 d) Na + H2O  NaOH + H2 9.- Which of the following is not a pH indicador: a) phenolphthalein b) litmus c) red cabbage juice d) Maalox 10.- What is the color of the indicator litmus in a solution that has a pH = 5 ? a) colorless b) red c) blue d) pink 11.- The following are true about antacids except a) are bases or basic salts b) increase acidity of stomach b) neutralize stomach acid d) all are true